SUSE CVE-2021-47462

In the Linux kernel, the following vulnerability has been resolved: mm/mempolicy: do not allow illegal MPOLFNUMABALANCING | MPOLLOCAL in mbind syzbot reported access to unitialized memory in mbind 1 Issue came with commit bda420b98505 "numa balancing: migrate on fault among multiple bound nodes"...

tun: limit printing rate when illegal packet received by tun dev

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CVE-2021-47368

In the Linux kernel, the following vulnerability has been resolved: enetc: Fix illegal access when reading affinityhint irqsetaffinityhit stores a reference to the cpumaskt parameter in the irq descriptor, and that reference can be accessed later from irqaffinityhintprocshow. Since the cpumask...

CVE-2021-47414

In the Linux kernel, the following vulnerability has been resolved: riscv: Flush current cpu icache before other cpus On SiFive Unmatched, I recently fell onto the following BUG when booting: 0.000000 ftrace: allocating 36610 entries in 144 pages 0.000000 Oops - illegal instruction 1 0.000000...

CVE-2023-52808 scsi: hisi_sas: Set debugfs_dir pointer to NULL after removing debugfs

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Set debugfsdir pointer to NULL after removing debugfs If init debugfs failed during device registration due to memory allocation failure, debugfsremoverecursive is called, after which debugfsdir is not set to NULL...

DEBIAN-CVE-2021-47414

In the Linux kernel, the following vulnerability has been resolved: riscv: Flush current cpu icache before other cpus On SiFive Unmatched, I recently fell onto the following BUG when booting: 0.000000 ftrace: allocating 36610 entries in 144 pages 0.000000 Oops - illegal instruction 1 0.000000...

CVE-2021-47414

In the Linux kernel, the following vulnerability has been resolved: riscv: Flush current cpu icache before other cpus On SiFive Unmatched, I recently fell onto the following BUG when booting: 0.000000 ftrace: allocating 36610 entries in 144 pages 0.000000 Oops - illegal instruction 1 0.000000...

CVE-2021-47255

In the Linux kernel, the following vulnerability has been resolved: kvm: LAPIC: Restore guard to prevent illegal APIC register access Per the SDM, "any access that touches bytes 4 through 15 of an APIC register may cause undefined behavior and must not be executed." Worse, such an access in...

CVE-2021-47255

In the Linux kernel, the following vulnerability has been resolved: kvm: LAPIC: Restore guard to prevent illegal APIC register access Per the SDM, "any access that touches bytes 4 through 15 of an APIC register may cause undefined behavior and must not be executed." Worse, such an access in...

CVE-2021-47368

In the Linux kernel, the following vulnerability has been resolved: enetc: Fix illegal access when reading affinityhint irqsetaffinityhit stores a reference to the cpumaskt parameter in the irq descriptor, and that reference can be accessed later from irqaffinityhintprocshow. Since the cpumask...

CVE-2021-47414

In the Linux kernel, the following vulnerability has been resolved: riscv: Flush current cpu icache before other cpus On SiFive Unmatched, I recently fell onto the following BUG when booting: 0.000000 ftrace: allocating 36610 entries in 144 pages 0.000000 Oops - illegal instruction 1 0.000000...

UBUNTU-CVE-2021-47368

In the Linux kernel, the following vulnerability has been resolved: enetc: Fix illegal access when reading affinityhint irqsetaffinityhit stores a reference to the cpumaskt parameter in the irq descriptor, and that reference can be accessed later from irqaffinityhintprocshow. Since the cpumask...

CVE-2021-47414

In the Linux kernel, the following vulnerability has been resolved: riscv: Flush current cpu icache before other cpus On SiFive Unmatched, I recently fell onto the following BUG when booting: 0.000000 ftrace: allocating 36610 entries in 144 pages 0.000000 Oops - illegal instruction 1 0.000000...

CVE-2021-47414 riscv: Flush current cpu icache before other cpus

In the Linux kernel, the following vulnerability has been resolved: riscv: Flush current cpu icache before other cpus On SiFive Unmatched, I recently fell onto the following BUG when booting: 0.000000 ftrace: allocating 36610 entries in 144 pages 0.000000 Oops - illegal instruction 1 0.000000...

CVE-2021-47414

Summary: CVE-2021-47414 concerns a Linux kernel vulnerability on RISCV (SiFive HiFive Unmatched) where ftrace patching may trigger an illegal instruction due to icache/dcache synchronization across CPUs. The root cause is that icache of the current CPU is not flushed before other CPUs are asked t...

CVE-2021-47368

In the Linux kernel, the following vulnerability has been resolved: enetc: Fix illegal access when reading affinityhint irqsetaffinityhit stores a reference to the cpumaskt parameter in the irq descriptor, and that reference can be accessed later from irqaffinityhintprocshow. Since the cpumask...

CVE-2021-47368

CVE-2021-47368 concerns a Linux kernel vulnerability in enetc where irq_set_affinity_hit() stores a cpumask_t reference in an irq descriptor, referencing memory on the stack. This leads to illegal accesses when the affinity_hint is read via procfs, potentially causing paging oops. The issue is mi...

CVE-2021-47368 enetc: Fix illegal access when reading affinity_hint

In the Linux kernel, the following vulnerability has been resolved: enetc: Fix illegal access when reading affinityhint irqsetaffinityhit stores a reference to the cpumaskt parameter in the irq descriptor, and that reference can be accessed later from irqaffinityhintprocshow. Since the cpumask...

CVE-2021-47255

In CVE-2021-47255, the Linux kernel vulnerability affects KVM LAPIC: a read access path in kvm_lapic_reg_read could touch bytes 4–15 of an APIC register, risking leakage of kernel stack contents. The issue was resolved by restoring a guard removed in a prior commit and aligning with the SDM requi...

CVE-2021-47255 kvm: LAPIC: Restore guard to prevent illegal APIC register access

In the Linux kernel, the following vulnerability has been resolved: kvm: LAPIC: Restore guard to prevent illegal APIC register access Per the SDM, "any access that touches bytes 4 through 15 of an APIC register may cause undefined behavior and must not be executed." Worse, such an access in...